The original version of this story appeared in Quanta Magazine. In 1939, upon arriving late to his statistics course at UC Berkeley, George Dantzig—a first-year graduate student—copied two problems ...

During Black Friday, Dell lowered the price of its venerable 34" Alienware AW3423DWF QD-OLED gaming monitor from $900 to just $499.99 shipped. That was a new historical price low, but today there's a ...